Home / 98,266,818.02-135,607,273.68-54,214,172.70

Finding the Fourth Proportional to 98,266,818.02, 135,607,273.68 and 54,214,172.70

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Solution

The fourth proportional to 98,266,818.02, 135,607,273.68 and 54,214,172.70 is: 74,815,042.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,266,818.02 : 135,607,273.68 = 54,214,172.70 : x
  2. Step 2: Convert to fraction form
    98,266,818.02/135,607,273.68 = 54,214,172.70/x
  3. Step 3: Cross multiply
    98,266,818.02x = 135,607,273.68 × 54,214,172.70
  4. Step 4: Simplify right side
    98,266,818.02x = 7,351,836,154,987,775
  5. Step 5: Solve for x
    x = 7,351,836,154,987,775/98,266,818.02
  6. Step 6: Final answer
    x = 74,815,042.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.